40463886 has 16 divisors (see below), whose sum is σ = 81207504. Its totient is φ = 13441344.

The previous prime is 40463881. The next prime is 40463957. The reversal of 40463886 is 68836404.

40463886 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40463881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9751 + ... + 13266.

It is an arithmetic number, because the mean of its divisors is an integer number (5075469).

Almost surely, 2^40463886 is an apocalyptic number.

40463886 is an abundant number, since it is smaller than the sum of its proper divisors (40743618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40463886 is a wasteful number, since it uses less digits than its factorization.

40463886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23315.

The product of its (nonzero) digits is 110592, while the sum is 39.

The square root of 40463886 is about 6361.1230140597. The cubic root of 40463886 is about 343.3121678179.

The spelling of 40463886 in words is "forty million, four hundred sixty-three thousand, eight hundred eighty-six".